inclination for abstract thought developed my consciousness in such a way that often when I began to consider even the simplest matter, I would lose myself in a labyrinthine analysis of my own thoughts concerning the matter in question. That is to say, I no longer thought of the matter itself, but only of what I was thinking about it.

If I had then asked myself, “Of what am I thinking?” the true answer would have been, “I am thinking of what I am thinking;” and if I had further asked myself, “What, then, are the thoughts of which I am thinking?” I should have had to reply, “They are attempts to think of what I am thinking concerning my own thoughts” — and so on. Reason, with me, had to yield to excess of reason. Every philosophical discovery which I made so flattered